of course they can, theres no doubt about it !!!!. Memes reflect creativity and are the epitome of art. While they may not be as elaborate as a painting or sculpture, they are just as revered by the public. Memes are so versatile that the same picture can be made to have over a thousand captions.
Memes are often trendsetters, causing movements on social media platforms, such as instagram or Facebook and last but not least, Twitter. Memes can also be used to reflect a persons current mood, which is a prime example of how versatile they are!!. Memes spread positivity, how could they not be considered art ?